Statewide Rankings

Statewide Data Info
Please note, Degree Days and Palmer Indices are not available for Alaska. Palmer Drought Severity Index (PDSI), Palmer Hydrological Drought Index (PHDI), and Palmer Modified Drought Index (PMDI) are not offered for multiple-month time scales.

Arizona

Precipitation Rankings, April 1900

View Period (Months):
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Wettest/Driest
Since
Record
April 1900
1-Month
1.74"
(44.20mm)
0.57"
(14.48mm)
1.17"
(29.72mm)
124th Driest
Driest since:
1989, 1991
5th Wettest
Wettest to Date
1926
Mar–Apr 1900
2-Month
2.40"
(60.96mm)
1.69"
(42.93mm)
0.71"
(18.03mm)
110th Driest
Driest since:
2008
19th Wettest
Wettest to Date
1905
Feb–Apr 1900
3-Month
2.65"
(67.31mm)
2.83"
(71.88mm)
-0.18"
(-4.57mm)
73rd Driest
Driest since:
1972
56th Wettest
Wettest to Date
1905
Jan–Apr 1900
4-Month
2.85"
(72.39mm)
3.98"
(101.09mm)
-1.13"
(-28.70mm)
45th Driest
Driest since:
1972
84th Wettest
Wettest since:
1905
Dec 1899–Apr 1900
5-Month
3.00"
(76.20mm)
5.16"
(131.06mm)
-2.16"
(-54.86mm)
27th Driest
Driest since:
1904
101st Wettest
Wettest since:
1905
Ties: 1989
Nov 1899–Apr 1900
6-Month
3.56"
(90.42mm)
6.01"
(152.65mm)
-2.45"
(-62.23mm)
23rd Driest
Driest since:
1904
105th Wettest
Wettest since:
1905
Oct 1899–Apr 1900
7-Month
4.23"
(107.44mm)
6.89"
(175.01mm)
-2.66"
(-67.57mm)
23rd Driest
Driest since:
1904
105th Wettest
Wettest since:
1941
Ties: 1967
Sep 1899–Apr 1900
8-Month
4.96"
(125.98mm)
8.08"
(205.23mm)
-3.12"
(-79.25mm)
17th Driest
Driest since:
2002
111th Wettest
Wettest since:
1941
Aug 1899–Apr 1900
9-Month
6.45"
(163.83mm)
10.16"
(258.06mm)
-3.71"
(-94.23mm)
12th Driest
Driest since:
2021
116th Wettest
Wettest since:
1941
Jul 1899–Apr 1900
10-Month
8.10"
(205.74mm)
11.97"
(304.04mm)
-3.87"
(-98.30mm)
12th Driest
Driest since:
2021
116th Wettest
Wettest since:
1941
Jun 1899–Apr 1900
11-Month
8.75"
(222.25mm)
12.25"
(311.15mm)
-3.50"
(-88.90mm)
15th Driest
Driest since:
2021
113th Wettest
Wettest since:
1941
Ties: 1957
May 1899–Apr 1900
12-Month
8.77"
(222.76mm)
12.59"
(319.79mm)
-3.82"
(-97.03mm)
13th Driest
Driest since:
2021
115th Wettest
Wettest since:
1941
Nov 1898–Apr 1900
18-Month
12.53"
(318.26mm)
18.61"
(472.69mm)
-6.08"
(-154.43mm)
10th Driest
Driest since:
1903
117th Wettest
Wettest since:
1993
May 1898–Apr 1900
24-Month
17.78"
(451.61mm)
25.16"
(639.06mm)
-7.38"
(-187.45mm)
7th Driest
Driest since:
1904
120th Wettest
Wettest since:
1906
May 1897–Apr 1900
36-Month
27.95"
(709.93mm)
37.71"
(957.83mm)
-9.76"
(-247.90mm)
6th Driest
Driest since:
1904
120th Wettest
Wettest since:
1907
May 1896–Apr 1900
48-Month
43.24"
(1,098.30mm)
50.22"
(1,275.59mm)
-6.98"
(-177.29mm)
23rd Driest
Driest since:
1904
102nd Wettest
Wettest since:
1908
May 1895–Apr 1900
60-Month
52.70"
(1,338.58mm)
62.77"
(1,594.36mm)
-10.07"
(-255.78mm)
14th Driest
Driest since:
1904
110th Wettest
Wettest to Date
1909

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